When Houston Rockets center Yao Ming slam dunks the ball, millions of people across the world are watching. That's because Yao's fans in China all join in to cheer him on. In 2002, the Houston Rockets, drafted Yao and brought him to the United States to play in the NBA. He quickly became one of the leagues best players. When the Summer Olympics were held in Beijing in 2008, Yao played for his home country. Learn more about one of the world's most popular athletes.